多兰将头探出窗户向欢呼的人们致谢。Doran stuck his head out of the window to acknowledge the cheering.他鞠躬致谢.He bowed his thanks.那老人向我致谢.The old man gave thanks to me....
The coughing dislodged the fishbone from his throat.他一咳嗽就把卡在喉咙里的鱼刺咳出来了.I started coughing blood so they transferred me to a hospital.我开始咯血，于是他们把我转到了医院。His hoarseness and coughing showed that he had contracted a cold.他嗓音嘶...
在开始使用前把氢氧化钾电介质压入蓄电池.The potassium hydroxide electrolyte is forced into the cells just before use.碱,拼写为l -y-e,也称为氢氧化钠或者氢氧化钾.Lye - - spelled ly - e -- also called sodium hydroxide or potassium hydroxide.一种强的钠或氢氧化钾溶液.A subs...